1
Q
Related to spoiled dark meat fish
A
Histamine toxin due to scombroid poisoning
Bacerial histidine decarboxylase converts histidine to histamine
mimics anaphylaxis
2
Q
Pufferfish
A
Tetrodotoxin
binds fast voltage Na channels in cardiac and nerve tissues preventing depolarization
AR: paresthesias, weakness, loss of reflexes
3
Q
Reef fish
A
Ciguatoxin
opens Na channels causing depolarization
AR: perioral numbness, reversal of hot and cold sensations, heart block
Step1
flashcards
Decks in class (26)
# Cards
-
Pharmacology512
-
Biochemistry200
-
Immunology111
-
Bacteriology112
-
Mycology19
-
Parasitology28
-
Virology50
-
ToRCHeS infections5
-
Pathology120
-
Pharmacodynamics23
-
Toxins3
-
Drug reactions19
-
Public Health73
-
Cardiology217
-
Endocrinology162
-
Gastrointestinal226
-
Hematology and Oncology171
-
MSK, Skin, CT181
-
Derm86
-
Neuro324
-
Otology and Ophthalmology67
-
psychology96
-
Renal197
-
Repro embryology107
-
Reproductive253
-
Resp199
